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Outline and Evaluate the biological explanation of one eating
disorder (24 Marks)

Anorexia Nervosa (AN) seems to be associated with the role of serotonin
dysfunction. Abnormalities in serotonin levels are already known to be linked to
depression and anxiety. Bailer et al found higher serotonin activity in recovered
binge-purge anorexics.…

Page 2

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foragers who deceived themselves about their physical condition would have been
more confident about moving on to a more favourable environment and therefore
more likely to survive.

Such ultimate approaches can be beneficial as it can help treatments be developed
and encourage parents to be more compassionate and less defensive.…


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